if you were to pair biden or clinton against rubio or paul ryan, you would have between a 25 to 30-year difference in age between these candidates. >> yeah, she turns 69 in 2016, he will be 74. >> and both rubio and ryan were born in '70 and '70, respective. you could have a two-generation difference if it were rubio against biden. and for a country moving forward, i think that's going to be a very, very difficult sell, if it never comes out in a campaign. >> or will it be, margie, experience matters? >> i think there's a lot more to how young voters make their decision other than the age of the candidates. and certainly, both vice president biden and secretary clinton bring so much to the table in terms of reaching out to younger voters, latinos, women, all of the various demographic groups that republicans have really, really struggled with over the last few elections and are likely to continue to have a struggle with. and vice president biden, you know, he was able to make the swearing in look cool, after his great vice presidential debate and his work on the fiscal cliff. so, you kn